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E DIN EN IEC 61508-1 VDE 0803-1:2025-12

Functional safety of electrical/electronic/programmable electronic safety-related systems

Part 1: General requirements

(IEC 65A/1164/CDV:2025); German and English version prEN IEC 61508-1:2025
Class/Status: Draft, valid
Released: 2025 -12   Published: 2025-11 -28
VDE Art. No.: 1800749
End of objection deadline: 2026-01-28

Note: You can pre-order this document (delivery subject to availability). Valid from 2025-12-01.

Part 1 gives general requirements. It covers those aspects to be considered when electrical/electronic/programmable electronic systems (E/E/PESs) are used to carry out safety functions. It introduces the safety lifecycle model and displays how the parts of this series of standards interact.